Discover · Batteries
SKU: 52-48-16000
Discover HELIOS ESS 16.1kWh LiFePO4 Battery
Power your off-grid setup or whole-home backup system with the Discover HELIOS ESS 16.1kWh LiFePO4 Battery — a robust, scalable energy storage solution built for all climates and demanding applications.
- Regular price
- $3,699.00
- Sale price
- $3,699.00
- Regular price
-
$4,686.25
Questions before you buy?
Call 877-242-2792 and we’ll work it out with you. Mon–Thu 10am–5:30pm, Fri 10am–1pm EST.
Frequently bought together
Specifications
The details.
Power your off-grid setup or whole-home backup system with the Discover HELIOS ESS 16.1kWh LiFePO4 Battery — a robust, scalable energy storage solution built for all climates and demanding applications.
Designed for seamless integration with hybrid and off-grid inverters, this outdoor-rated battery delivers long-lasting performance, advanced safety, and simple DIY-friendly installation. Whether you're powering a cabin, homestead, or commercial site, HELIOS delivers dependable energy with zero compromise.
Key Features & Benefits:
-
16.1kWh Capacity, 51.2V Output – Reliable lithium iron phosphate storage for off-grid, hybrid, or backup systems
-
Scalable Up to 579.6kWh – Connect up to 36 modules with closed-loop CAN communication
-
All-Climate Operation – IP65-rated enclosure + built-in self-heating down to -25°C (-13°F)
-
High Power Output – 10kW continuous / 19kW peak (10 sec)
-
Advanced Safety – Dual fire arrestors, emergency stop, and full thermal/voltage protection
-
4th Gen BMS – Smart performance optimization and protection for extended cycle life
-
Plug & Play Setup – Quick-connect terminals and wall-mount design for fast, flexible installs
-
Wide Inverter Compatibility – Closed-loop integration with leading 48V inverter brands
-
Energy Performance Guarantee – 10-Year Warranty with long-term reliability assurance
Perfect for:
Off-grid homes, whole-home backup, micro-grids, commercial solar storage, and more.
DIY-Friendly, Built for Energy Independence
With its intelligent design and closed-loop inverter communication, the HELIOS ESS makes going off-grid or upgrading your backup system easier than ever—no contractors required. Backed by world-class customer support and a decade-long warranty, it’s the ultimate investment in energy freedom.
User Manual / Documents:
- Discover HELIOS ESS 16.1kWh LiFePO4 Battery Brochure
- Discover HELIOS ESS 16.1kWh LiFePO4 Battery Data Sheet
- Discover HELIOS ESS 16.1kWh LiFePO4 Battery Installation and Operation Manual
- Nominal Voltage
- 51.2 V
- Energy
- 16,080 Wh
- Nominal Capacity
- 314 Ah
- Useable Capacity
- 16,080 Wh
- Depth of Discharge
- 100% (1)
- Charge Bulk Voltage - Bulk Vdc
- 55.2 – 56.8 V
- Charge Absorption Voltage - U1 MAX
- 55.2 – 56.8 V
- Charge Float Voltage - U2
- 53.6 V
- Charge Termination Current
- 5 A
- Max Voltage Disconnect Recommended
- 56.9 V
- Max Voltage Disconnect
- 58.08 V
- Low Voltage Disconnect Recommended
- 48 V
- Low Voltage Disconnect
- 43.2 V
- Max Continuous Charge Current
- 200A
- Max Continuous Discharge Current
- 200 A
- Max Continuous Discharge Rate
- 10.24 kW
- Peak Discharge Current (15 seconds)
- 300 A RMS
- Self Discharge Current (operation)
- ≤ 25 mA
- Self Discharge Current (battery OFF)
- ≤ 4 mA
- Breaker
- Single-Pole (positive only) 200 A breaker (CVP-RH-P2BD5-D200-LT)
- Maximum short circuit fault current (IBF / ½ IBF)
- 7.16 kA (100 ms) / 3.58 kA (100 ms)
- Arc Flash Incident Energy IEm
- 0.310 Cal/cm2
- Arc Flash Incident Energy AFB
- 239 mm (9.41 in)
- Height (A)
- 900 mm (35.43 in)
- Width (B)
- 465 mm (18.31 in)
- Depth - body only (C)
- 247 mm (9.72 in)
- Depth (including Wall-Mount bracket)
- 271 mm (10.7 in)
- Terminal
- Quick Connect Plug and Pull Terminal
- Weight
- 136 kg (299.83 lb)
- IP Rating
- IP65
- Case Material
- Galvanized Steel Sheet
Questions & answers
Asked by shoppers, answered by our team.
No questions yet. Ask our team anything about this product and we'll answer it here.
Ask the ShopSolar team
Ask anything about this product and our team will answer it here. Prefer to talk? Call 877-242-2792.
Trustpilot